Home / 31,107,019.60-46,646,532.60-11,931,403.60

Finding the Fourth Proportional to 31,107,019.60, 46,646,532.60 and 11,931,403.60

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Solution

The fourth proportional to 31,107,019.60, 46,646,532.60 and 11,931,403.60 is: 17,891,736.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,107,019.60 : 46,646,532.60 = 11,931,403.60 : x
  2. Step 2: Convert to fraction form
    31,107,019.60/46,646,532.60 = 11,931,403.60/x
  3. Step 3: Cross multiply
    31,107,019.60x = 46,646,532.60 × 11,931,403.60
  4. Step 4: Simplify right side
    31,107,019.60x = 556,558,606,991,157.38
  5. Step 5: Solve for x
    x = 556,558,606,991,157.38/31,107,019.60
  6. Step 6: Final answer
    x = 17,891,736.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.